Heavy smoke hangs in the air over southern Mexico and the Yucatan Peninsula on May 4, 2002. The Moderate-resolution Imaging Spectroradiometer (MODIS) on NASAs Terra satellite captured this image of smoke and scores of fires (red dots). Please note that the high-resolution scene provided here is 500 meters per pixel. For a copy of this scene at the sensors fullest resolution, visit the MODIS Rapidfire site. Source: Image courtesy Jacques Descloitres, MODIS Land Rapid Response Team at NASA GSFC